/Engine/Source/Editor/MaterialEditor/Public/MaterialEditorModule.h
typedef TBaseDelegate_OneParam< [TSharedRef](API\Runtime\Core\Templates\TSharedRef)< [FExtender](API\Runtime\Slate\Framework\MultiBox\FExtender) >, const [UMaterialInterface](API\Runtime\Engine\Materials\UMaterialInterface) * > FMaterialMenuExtender_MaterialInterface